blob: ca4254deb42d8153e26e4d83664c9e3d3776bfa6 [file] [log] [blame]
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <vector>
#include "base/macros.h"
#include "ui/gfx/geometry/size.h"
class SkBitmap;
namespace content {
// Provides an interface to WebKit's image decoders.
// Note to future: This class should be deleted. We should have our own nice
// image decoders in base/gfx, and our port should use those. Currently, it's
// the other way around.
class ImageDecoder {
// Use the constructor with desired_size when you think you may have an .ico
// format and care about which size you get back. Otherwise, use the 0-arg
// constructor.
ImageDecoder(const gfx::Size& desired_icon_size);
// Call this function to decode the image. If successful, the decoded image
// will be returned. Otherwise, an empty bitmap will be returned.
SkBitmap Decode(const unsigned char* data, size_t size) const;
// Returns all frames found in the image represented by data. If there are
// multiple frames at the same size, only the first one is returned.
static std::vector<SkBitmap> DecodeAll(
const unsigned char* data, size_t size);
// Size will be empty to get the largest possible size.
gfx::Size desired_icon_size_;
} // namespace content